Nick Appleby https://validator.w3.org/feed/docs/rss2.html Near-Death Experience Research: What the Evidence Actually Shows blog POE Explained LPWAN and LoRaWAN: The Complete Guide Everything Leaves a Mark home Contact Resources Understanding Lightning Arrestors for 4G and 5G Antennas LTE and 5G Categories and Bands Explained Mind Dump Dear Diary – Am I Doing the Thing I Admonish? Your Magnetic Ink The Cricket Bat, the GOAT, and the Night at Heathrow Zero Trust: What Networks Can Teach Us About the Most Human Thing There Is Five AIs, Five Cultures – The Question Nobody Is Asking WHO AM AI – The Question We’re Asking Backwards The AI That Reviewed an Article It Never Read Perennial Philosophy: What It Actually Claims and Why It Matters 1,000 Facts Worth Knowing – and 50 That Show How Much Has Changed 5G RedCap: What It Really Is, What Problem It Solves, and Why It Is Not the 5G Router You Think It Is What Does “Working Class” Actually Mean in 2025? Cheugugi: Joseon Korea’s National Rainfall Measurement Network (1441-1907) IoT Data: Are We Measuring Because It Matters, or Just Because We Can? GEM420: What a Router Name, a Cloth Cat and a Nursery Rhyme Taught Me About Language Your Teltonika Router Has a Public IP SIM. Here Is Why That Is a Problem – and How to Fix It. GSM Fax: The Technology Nobody Understood, the Script I Wrote to Get It Activated, and Why the Same Problem Exists in IoT Today The Dual Genome Self About IoT SIM Cards Connectivity Before You Buy a Cellular Antenna, Do This First RSSI, RSRP, RSRQ, SINR: What People Say, What They Think They Mean, and What the Numbers Actually Tell You Disclaimer Sample Page APN Settings and Mobile Network Operator Codes and Network Bands Explained